---
product_id: 576785580
title: "Sysotek Visual Fault Locator - Rechargeable Red Light VFL Fiber Optic Tool kit - Retractable Head fits SC FC ST - Optical Laser Light Pen - Network Cable Tester - with Protective Case and LC Adapter"
brand: "sysotek"
price: "€ 127.30"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/576785580-sysotek-visual-fault-locator-rechargeable-red-light-vfl-fiber-optic
store_origin: NL
region: Netherlands
---

# 1800mAh rechargeable battery, USB-C 1mW Class I laser power Fits SC, FC, ST & LC adapters Sysotek Visual Fault Locator - Rechargeable Red Light VFL Fiber Optic Tool kit - Retractable Head fits SC FC ST - Optical Laser Light Pen - Network Cable Tester - with Protective Case and LC Adapter

**Brand:** sysotek
**Price:** € 127.30
**Availability:** ✅ In Stock

## Summary

> 🔴 Illuminate Every Fiber Flaw Like a Pro—Stay Ahead, Stay Connected!

## Quick Answers

- **What is this?** Sysotek Visual Fault Locator - Rechargeable Red Light VFL Fiber Optic Tool kit - Retractable Head fits SC FC ST - Optical Laser Light Pen - Network Cable Tester - with Protective Case and LC Adapter by sysotek
- **How much does it cost?** € 127.30 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/576785580-sysotek-visual-fault-locator-rechargeable-red-light-vfl-fiber-optic)

## Best For

- sysotek enthusiasts

## Why This Product

- Trusted sysotek brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rugged & Pocket-Ready:** Durable metal body designed for daily professional use, easily slips into your toolkit or pocket for instant access.
- • **Endless Power On-the-Go:** Rechargeable 1800mAh battery with USB-C charging delivers up to 40 hours standby—never swap batteries again.
- • **Universal Compatibility:** Retractable 2.5mm head plus bonus 1.25mm LC adapter fits all major fiber connectors (SC, FC, ST, APC, UPC).
- • **Pinpoint Precision Laser:** Bright 1mW red laser detects fiber breaks & bends with surgical accuracy.
- • **Dual Laser Modes + LED Flashlight:** Switch between constant & pulsing laser modes plus built-in LED flashlight for versatile fault detection in any environment.

## Overview

Sysotek’s Visual Fault Locator RR01 is a professional-grade fiber optic testing pen featuring a safe 1mW Class I red laser, rechargeable 1800mAh battery with USB-C, and universal compatibility with SC, FC, ST, and LC connectors. Designed for fiber techs and electricians, it offers dual laser modes plus an LED flashlight in a rugged, compact metal body—perfect for precise, on-the-go network fault detection and maintenance.

## Description

Visual Fault Locator - Rechargeable Red Light VFL Fiber Optic Tool kit - Retractable Head fits SC FC ST - Optical Laser Light Pen - Network Cable Tester - with Protective Case and LC Adapter

## Features

- DESIGNED FOR TECHS - The Visual Fault Locator or VFL fiber tester is essential for fiber optic technicians, using a fiber laser to emit bright red light that helps detect faults like breaks and bends in cables and fiber patch cords. 2.5mm head works with any 9/125um, single mode, multimode, APC or UPC cable. Bonus 1.25mm LC adaptor included. Perfect for techs or electrician tools set. The Fiber Laser pen ensures effective maintenance of optical networks like FTTH FTTX or FTTN and more!
- RECHARGEABLE VFL - Save money with a 1800mAh lithium ion battery and never look or replace batteries again. Offering up to 40 hours of standby and can be used while charging. LED battery monitor and USB-C charging. Ideal for techs and fiber testers who use fiber optic light meters or in any situation where optical cables or network ports need to be identified or breaks in fiber lines need to be seen. Add the VFL fiber optic light source to you fiber tester tool kit.
- LED FLASHLIGHT - CONSTANT & PULSING LASER MODE - Featuring an LED flashlight and two laser modes: constant and flashing. Easily inspect patch panel ports in hard to see locations like tech hubs, network centers, and data centers. Sysoteks redlight pen can identify faults in both single mode and multimode fiber. Essential for fiber optic cables and Ethernet connections. Versatile design makes it a must-have to any set of electrical tools or fiber optic testing equipment.
- DURABLE & PORTABLE - Durable metal construction designed for commercial use. Compact & lightweight tool is perfect for telecom or electrical and fiber splicing professionals, easily fitting into your pocket or network tool kit. Superior to others, it complements OTDRs, power meters, fusion splicers, fiber splicer & strippers and fusion splicing tools. Essential for accurate fiber optic light meter readings and working seamlessly with fiber cleavers identifying proper cuts or misaligned splices.
- SAFETY & COMPLIANCE - Class I 1mW laser - Compliant with work, health, and safety authorities. Sysotek designed this VFL pen with case to ensure you meet all job site regulations. The legal power limit provides a bright red light while keeping you, others, and fiber optic equipment safe. Ideal for pinpointing faults in optic cables. Our VFL fiber light is a must-have tool for any technician's toolkit. Class 1, 1mW is the industry standard for a reason. Be compliant, be safe!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Sysotek |
| Item model number | RR01 |
| Product Dimensions | 13 x 2.69 x 2.69 cm; 96.1 g |
| ASIN | B0BMY5NNB4 |

## Product Details

- **Brand:** Sysotek
- **Connector type:** FC, SC, ST
- **Cable type:** Fiber Optic
- **Compatible devices:** Fiber Optic Patch Panels, Switches, Routers, Networking Equipment
- **Special features:** Easy to use and useful for fiber optic fault detection

## Images

![Sysotek Visual Fault Locator - Rechargeable Red Light VFL Fiber Optic Tool kit - Retractable Head fits SC FC ST - Optical Laser Light Pen - Network Cable Tester - with Protective Case and LC Adapter - Image 1](https://m.media-amazon.com/images/I/71Sqe8HIH3L.jpg)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-24*